invalid problem set
Problem | 13027 |
Created | 2009-08-22 |
Source | Korean Problem academy |
Rating | |
Difficulty | 2.6 kyu |
Average Solve Time | 67 secs |
User Attempts |
500 / 1620 |
Solve Ratio Rating | 4 kyu |
| rating history |
Black to play. Easy.
(;AW[ea]AW[bb]AW[eb]AW[bc]AW[ec]AW[dd]AW[be]AW[ce]AW[de]AB[da]AB[db]AB[ac]AB[cc]AB[bd]AB[cd]C[Black to play.]
(;B[ab];W[ba]
(;B[cb];W[ae];B[ad]C[ SekiRIGHT])
(;B[dc];W[cb]C[Dead])
(;B[ca];W[cb];B[aa];W[bb]C[Dead])
(;B[ad];W[cb];B[dc];W[ae]))
(;B[ba];W[ab]
(;B[ad];W[cb]
(;B[dc];W[ae])
(;B[ca];W[dc];B[aa];W[bb]))
(;B[cb];W[ad])
(;B[dc];W[ad])
(;B[ca];W[ad]))
(;B[dc];W[ab];B[ad];W[ae])
(;B[cb];W[ab];B[ad];W[ba])
(;B[ca];W[ab];B[ad];W[ae]
(;B[dc];W[cb])
(;B[ba];W[dc])))
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